{"schema":"threatline.record/2","record":{"id":"CVE-2026-103679","aliases":[],"summary":"Tnef: use-after-free and double-free in get_body_files() via multi-value body extraction","details":"A flaw was found in tnef. A remote attacker could exploit this vulnerability by providing a specially crafted Transport Neutral Encapsulation Format (TNEF) file containing multiple message bodies. During extraction, improper memory management triggers a use-after-free and double-free condition, causing the application to crash and resulting in a Denial of Service (DoS).","categories":["Unclassified"],"product":"","vendor":"","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103679","source_modified_at":"2026-10-01T14:59:49.129Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":null,"vendor":null,"versions":[{"status":"affected","version":"0","versionType":"semver","lessThanOrEqual":"1.4.18"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.5,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00283,"percentile":0.19798,"score_date":"2026-10-23"},"published_at":"2026-10-01T11:34:50.120Z","modified_at":"2026-10-01T14:59:49.129Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103679","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-01T14:59:49.129Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103679","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://access.redhat.com/security/cve/CVE-2026-103679","tags":["vdb-entry","x_refsource_REDHAT"]},{"source":"CVE List","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2544477","tags":["issue-tracking","x_refsource_REDHAT"]},{"source":"CVE List","url":"https://github.com/verdammelt/tnef"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-01T14:59:32.309151Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-01T14:59:49.129Z","content_hash":"e68812905350602ebb2e3536e641ff97bde90b811d6c78829721bc76149a1ba8"}}